30545260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89839}}^1$

素因数の和:89865

約数の個数: 24

約数和(自身を含む): 67919040

約数和(自身を除く): 37373780

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 89839, 179678, 359356, 449195, 898390, 1527263, 1796780, 3054526, 6109052, 7636315, 15272630, 30545260]

約数ペア:

[(1, 30545260), (2, 15272630), (4, 7636315), (5, 6109052), (10, 3054526), (17, 1796780), (20, 1527263), (34, 898390), (68, 449195), (85, 359356), (170, 179678), (340, 89839)]